// NoImpersonate.js
// Performs a post-build fixup of an msi to change all deferred custom actions to NoImpersonate

// Constant values from Windows Installer
var msiOpenDatabaseModeTransact = 1;

var msiViewModifyInsert = 1
var msiViewModifyUpdate = 2
var msiViewModifyAssign = 3
var msiViewModifyReplace = 4
var msiViewModifyDelete = 6

var msidbCustomActionTypeInScript = 0x00000400;
var msidbCustomActionTypeNoImpersonate = 0x00000800

if (WScript.Arguments.Length != 1)
{
WScript.StdErr.WriteLine(WScript.ScriptName + " file");
WScript.Quit(1);
}

var filespec = WScript.Arguments(0);
var installer = WScript.CreateObject("WindowsInstaller.Installer");
var database = installer.OpenDatabase(filespec, msiOpenDatabaseModeTransact);

var sql
var view
var record

try
{
sql = "SELECT `Action`, `Type`, `Source`, `Target` FROM `CustomAction`";
view = database.OpenView(sql);
view.Execute();
record = view.Fetch();
while (record)
{
if (record.IntegerData(2) & msidbCustomActionTypeInScript)
{
record.IntegerData(2) = record.IntegerData(2) | msidbCustomActionTypeNoImpersonate;
view.Modify(msiViewModifyReplace, record);
}
record = view.Fetch();
}

view.Close();
database.Commit();
}
catch(e)
{
WScript.StdErr.WriteLine(e);
WScript.Quit(1);
}